Home / 825,032.28-1,237,549.41-225,998.60

Finding the Fourth Proportional to 825,032.28, 1,237,549.41 and 225,998.60

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Solution

The fourth proportional to 825,032.28, 1,237,549.41 and 225,998.60 is: 338,998.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,032.28 : 1,237,549.41 = 225,998.60 : x
  2. Step 2: Convert to fraction form
    825,032.28/1,237,549.41 = 225,998.60/x
  3. Step 3: Cross multiply
    825,032.28x = 1,237,549.41 × 225,998.60
  4. Step 4: Simplify right side
    825,032.28x = 279,684,432,960.83
  5. Step 5: Solve for x
    x = 279,684,432,960.83/825,032.28
  6. Step 6: Final answer
    x = 338,998.17

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.